/Engine/Source/Runtime/MovieSceneTracks/Public/Systems/MovieSceneMaterialSystem.h
void OnRun ( [UMovieSceneEntitySystemLinker](API\Runtime\MovieScene\EntitySystem\UMovieSceneEntitySystemLinker) * Linker, [TComponentTypeID](API\Runtime\MovieScene\EntitySystem\TComponentTypeID)< RequiredComponents >... InRequiredComponents, [FSystemTaskPrerequisites](API\Runtime\MovieScene\EntitySystem\FSystemTaskPrerequisites) & InPrerequisites, [FSystemSubsequentTasks](API\Runtime\MovieScene\EntitySystem\FSystemSubsequentTasks) & Subsequents )